Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6728138 | Semiconductor memory device having faulty cells | Kunihiro Katayama, Takayuki Tamura, Satoshi Watatani, Kiyoshi Inoue, Shigemasa Shiota | 2004-04-27 |
| 6701471 | External storage device and memory access control method thereof | Takayuki Tamura, Shigemasa Shiota, Kunihiro Katayama | 2004-03-02 |
| 6694460 | Semiconductor memory device having deterioration determining function | Kunihiro Katayama, Takayuki Tamura, Shigemasa Shiota | 2004-02-17 |